Not enough info, but I'd go with:
B) hydrogen peroxide
<span>In general, as one ascends a mountain, temperature drops by about 10 C for every 1000 meters in altitude gained (a suspiciously round number!).
I hope I helped!!</span>
The one responsible for producing experience of depth is
responsible for illusions. Illusions are images of which things aren’t the
usual or they don’t depict an image that it is considered to be usual. It is
some sort of imagery or perceiving something that exist though it is different
in form.
Im thinking C. The skeletal system but not 100% sure.
